<script setup>
    import '@wangeditor/editor/dist/css/style.css' // 引入 css

    import {onBeforeUnmount, ref, shallowRef, onMounted, watch} from 'vue'
    import { Editor, Toolbar } from '@wangeditor/editor-for-vue'

    // 编辑器实例，必须用 shallowRef
    const editorRef = shallowRef()

    // 内容 HTML
    const valueHtml = ref('<p></p>')
    //初始值，定义一个属性接受父组件传递过来的值
    const props = defineProps({
        initValue: {
            type: String,
            default: ''
        }
    })
    const emit = defineEmits('getEditorContent')
    //监听父组件传过来的值的变化，用来回显
    watch(() => props.initValue, value => {
        valueHtml.value = value ?? ''
    })
    //监听富文本编辑器内容改变，通知父组件得到数据
    watch(valueHtml, (value) => {
        emit('getEditorContent', value)
    })

    // 模拟 ajax 异步获取内容
    /*onMounted(() => {
        setTimeout(() => {
            valueHtml.value = '<p>模拟 Ajax 异步设置内容</p>'
        }, 1500)
    })*/

    const toolbarConfig = {}

    import {useTokenStore} from "@/store/token.js";
    const tokenStore = useTokenStore();
    const editorConfig = {
        placeholder:'请输入内容...',
        MENU_CONF: {
            uploadImage: {
                fieldName: 'file',
                server: '/api/upload',
                headers: {
                    Authorization: tokenStore.token
                },
                //自定义插入图片
                customInsert(res, insertFn) {
                    //res代表服务端返回结果
                    console.log(res)
                    insertFn(res, data)
                }
            }
        }
    }

    // 组件销毁时，也及时销毁编辑器
    onBeforeUnmount(() => {
        const editor = editorRef.value
        if (editor == null) return
        editor.destroy()
    })

    const handleCreated = (editor) => {
        editorRef.value = editor // 记录 editor 实例，重要！
    }

</script>

<template>
    <div style="border: 1px solid #ccc">
        <Toolbar
            style="border-bottom: 1px solid #ccc"
            :editor="editorRef"
            :defaultConfig="toolbarConfig"
            :mode="mode"
        />
        <Editor
            style="height: 500px; overflow-y: hidden;"
            v-model="valueHtml"
            :defaultConfig="editorConfig"
            :mode="mode"
            @onCreated="handleCreated"
        />
    </div>
</template>

<style scoped>

</style>